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shadow: make use of DXGI move rects

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This commit is contained in:
Marc-André Moreau 2014-07-18 00:33:55 -04:00
parent cfe722ec39
commit eae6efd23f
1 changed files with 41 additions and 21 deletions
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62
server/shadow/Win/win_shadow.c
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@ -450,18 +450,22 @@ int win_shadow_dxgi_get_invalid_region(winShadowSubsystem* subsystem)
{
UINT i;
HRESULT hr;
RECT* pRect;
POINT* pSrcPt;
RECT* pDstRect;
RECT* pDirtyRect;
UINT numMoveRects;
UINT numDirtyRects;
UINT UsedBufferSize;
rdpShadowServer* server;
rdpShadowScreen* screen;
RECTANGLE_16 invalidRect;
UINT MetadataBufferSize;
UINT DirtyRectsBufferSize;
UINT MoveRectsBufferSize;
UINT DirtyRectsBufferSize;
UINT PointerShapeBufferSize;
RECT* pDirtyRectsBuffer;
void* pPointerShapeBuffer;
DXGI_OUTDUPL_MOVE_RECT* pMoveRect;
DXGI_OUTDUPL_MOVE_RECT* pMoveRectBuffer;
DXGI_OUTDUPL_POINTER_SHAPE_INFO PointerShapeInfo;
@ -486,22 +490,9 @@ int win_shadow_dxgi_get_invalid_region(winShadowSubsystem* subsystem)
subsystem->MetadataBufferSize = MetadataBufferSize;
}
/* GetFrameDirtyRects */
UsedBufferSize = 0;
DirtyRectsBufferSize = MetadataBufferSize - UsedBufferSize;
pDirtyRectsBuffer = (RECT*) &(subsystem->MetadataBuffer[UsedBufferSize]);
hr = subsystem->dxgiOutputDuplication->lpVtbl->GetFrameDirtyRects(subsystem->dxgiOutputDuplication,
DirtyRectsBufferSize, pDirtyRectsBuffer, &DirtyRectsBufferSize);
if (FAILED(hr))
return -1;
/* GetFrameMoveRects */
UsedBufferSize += DirtyRectsBufferSize;
UsedBufferSize = 0;
MoveRectsBufferSize = MetadataBufferSize - UsedBufferSize;
pMoveRectBuffer = (DXGI_OUTDUPL_MOVE_RECT*) &(subsystem->MetadataBuffer[UsedBufferSize]);
@ -512,6 +503,19 @@ int win_shadow_dxgi_get_invalid_region(winShadowSubsystem* subsystem)
if (FAILED(hr))
return -1;
/* GetFrameDirtyRects */
UsedBufferSize += MoveRectsBufferSize;
DirtyRectsBufferSize = MetadataBufferSize - UsedBufferSize;
pDirtyRectsBuffer = (RECT*) &(subsystem->MetadataBuffer[UsedBufferSize]);
hr = subsystem->dxgiOutputDuplication->lpVtbl->GetFrameDirtyRects(subsystem->dxgiOutputDuplication,
DirtyRectsBufferSize, pDirtyRectsBuffer, &DirtyRectsBufferSize);
if (FAILED(hr))
return -1;
/* GetFramePointerShape */
UsedBufferSize += MoveRectsBufferSize;
@ -527,16 +531,32 @@ int win_shadow_dxgi_get_invalid_region(winShadowSubsystem* subsystem)
EnterCriticalSection(&(screen->lock));
numMoveRects = MoveRectsBufferSize / sizeof(DXGI_OUTDUPL_MOVE_RECT);
for (i = 0; i < numMoveRects; i++)
{
pMoveRect = &pMoveRectBuffer[i];
pSrcPt = &(pMoveRect->SourcePoint);
pDstRect = &(pMoveRect->DestinationRect);
invalidRect.left = (UINT16) pDstRect->left;
invalidRect.top = (UINT16) pDstRect->top;
invalidRect.right = (UINT16) pDstRect->right;
invalidRect.bottom = (UINT16) pDstRect->bottom;
region16_union_rect(&(screen->invalidRegion), &(screen->invalidRegion), &invalidRect);
}
numDirtyRects = DirtyRectsBufferSize / sizeof(RECT);
for (i = 0; i < numDirtyRects; i++)
{
pRect = &pDirtyRectsBuffer[i];
pDirtyRect = &pDirtyRectsBuffer[i];
invalidRect.left = (UINT16) pRect->left;
invalidRect.top = (UINT16) pRect->top;
invalidRect.right = (UINT16) pRect->right;
invalidRect.bottom = (UINT16) pRect->bottom;
invalidRect.left = (UINT16) pDirtyRect->left;
invalidRect.top = (UINT16) pDirtyRect->top;
invalidRect.right = (UINT16) pDirtyRect->right;
invalidRect.bottom = (UINT16) pDirtyRect->bottom;
region16_union_rect(&(screen->invalidRegion), &(screen->invalidRegion), &invalidRect);
}